Progress towards making Zones independent of Isolates and Threads.

src/ast.h

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 398 matching lines @@
   Label break_target_;
   int entry_id_;
   int exit_id_;
 };
 
 
 class Block: public BreakableStatement {
  public:
   DECLARE_NODE_TYPE(Block)
 
-  void AddStatement(Statement* statement) { statements_.Add(statement); }
+  void AddStatement(Statement* statement, Zone* zone) {
+    statements_.Add(statement, zone);
+  }
 
   ZoneList<Statement*>* statements() { return &statements_; }
   bool is_initializer_block() const { return is_initializer_block_; }
 
   Scope* scope() const { return scope_; }
   void set_scope(Scope* scope) { scope_ = scope; }
 
  protected:
   template<class> friend class AstNodeFactory;
 
@@ skipping 2548 matching lines @@
  private:
   Isolate* isolate_;
   Zone* zone_;
   Visitor visitor_;
 };
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_AST_H_